Home / 935,870.60-1,403,805.90-304,848.20

Finding the Fourth Proportional to 935,870.60, 1,403,805.90 and 304,848.20

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Solution

The fourth proportional to 935,870.60, 1,403,805.90 and 304,848.20 is: 457,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,870.60 : 1,403,805.90 = 304,848.20 : x
  2. Step 2: Convert to fraction form
    935,870.60/1,403,805.90 = 304,848.20/x
  3. Step 3: Cross multiply
    935,870.60x = 1,403,805.90 × 304,848.20
  4. Step 4: Simplify right side
    935,870.60x = 427,947,701,764.38
  5. Step 5: Solve for x
    x = 427,947,701,764.38/935,870.60
  6. Step 6: Final answer
    x = 457,272.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.